42 PROCEEDINGS OF THE NATIONAL MUSEUM vol. 90 



2. Ovipositor always extended after death; ductus bursae not con- 



voluted (fig. 116) 22. Endrosis (p. 262) 



Ovipositor not extended after death; ductus bursae convoluted 



(fig. 101) 21. Hofmannophila (p. 258) 



3. Bursa copulatrix single (figs. 97, 99, etc.) 4 



Bursa copulatrix double (fig. 105) 9. Psilocorsis (p. 204) 



4. Ductus bursae with saclike evagination from ventral surface 



(fig. 118) 14. Mathildana (p. 236) 



Ductus bursae without such evagination 5 



5. Inception of ductus seminalis at, or anterior to, middle of ductus 



bursae (figs. 87, 91, 95, 98, 115) 6 



Inception of ductus seminalis posterior to middle of ductus 



bursae (figs. 109, 110, etc.) 10 



6. Signa several (fig. 87) 12. Pleurota (p. 230) 



Signum, if present, single 7 



7. Signum a weakly developed toothed plate (figs. 91, 115) 8 



Signum absent or, if present, not as above 9 



8. Ductus bursae membranous (fig. 115) 19. Chambersia (p. 252) 



Ductus bursae at least partly sclerotized (fig. 91)--- 16. Decantha (p. 241) 



9. Genital plate strongly convex, protruding (fig. 95) 17. Fabiola (p. 244) 



Genital plate convex but not protruding (figs. 98, 213-215) 



18. SchiflPermiilleria (p. 246) 



10. Ductus bursae strongly sclerotized, broadened and somewhat 



flattened posterior to inception of ductus seminalis (figs. 



90, 92, 99) 11 



Ductus bursae otherwise 13 



11. Signum present; sclerotized portion of ductus bursae armed 



on inner surface (fig. 99) 20. Epicallima (p. 254) 



Signum absent; ductus bursae unarmed (figs. 90, 92) 12 



12. Ostium protruding; ventroanterior edge strongly sclerotized 



(fig. 90) 11. Martyringa (p. 228) 



Ostium not protruding; ventroanterior edge membranous (fig. 



92) 7. Machimia (p. 198) 



13. Signum very large, broadly oval or elongate (fig. 100) 



2. Martyrhilda (p. 125) 

 Signum, if present, otherwise 14 



14. Signum absent (figs. 89, 229, 240, 272) 15 



Signum present (figs. 96, 102, 109, etc.) 16 



15. Area surrounding ostial opening always membranous (figs. 89, 



206-210) 10. Inga (p. 217) 



Area surrounding ostial opening always sclerotized (figs. 229, 



240, etc.) 1. Agonopterix (part) (p. 43) 



16. Genital plate dilated ventrolaterally; ostium transverse, slit- 



like (fig. 88) 13. Carcina (p. 233) 



Genital plate otherwise 17 



17. Signum a toothed plate (figs. 102, 103, 109, etc.) 18 



Signum a small plate with median keel (fig. 110) 8. Himmacia (p. 202) 



18. Ductus bursae armed with small teeth for much of its length 



(fig. 96) 15. Carolana (p. 239) 



Ductus bursae otherwise 19 



19. Signum a distinct cross; ostium very large (fig. 94) 6. Apachea (p. 197) 



Signum and ostium otherwise 20 



